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Only age the renderer caches when a new block is created

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Originally committed to SVN as r6441.
This commit is contained in:
Thomas Goyne 2012-02-02 22:58:15 +00:00
parent fc932dddc7
commit bd38cfc305
2 changed files with 10 additions and 2 deletions
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6
aegisub/src/audio_renderer.cpp
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@ -200,6 +200,7 @@ const wxBitmap *AudioRenderer::GetCachedBitmap(int i, AudioRenderingStyle style)
if (created) if (created)
{ {
renderer->Render(*bmp, i*cache_bitmap_width, style); renderer->Render(*bmp, i*cache_bitmap_width, style);
needs_age = true;
} }
assert(bmp->IsOk()); assert(bmp->IsOk());
@ -243,14 +244,19 @@ void AudioRenderer::Render(wxDC &dc, wxPoint origin, int start, int length, Audi
renderer->RenderBlank(dc, wxRect(origin.x-1, origin.y, lastx-origin.x+1, pixel_height), style); renderer->RenderBlank(dc, wxRect(origin.x-1, origin.y, lastx-origin.x+1, pixel_height), style);
} }
if (needs_age)
{
bitmaps[style].Age(cache_bitmap_maxsize); bitmaps[style].Age(cache_bitmap_maxsize);
renderer->AgeCache(cache_renderer_maxsize); renderer->AgeCache(cache_renderer_maxsize);
needs_age = false;
}
} }
void AudioRenderer::Invalidate() void AudioRenderer::Invalidate()
{ {
for_each(bitmaps, bind(&AudioRendererBitmapCache::Age, _1, 0)); for_each(bitmaps, bind(&AudioRendererBitmapCache::Age, _1, 0));
needs_age = false;
} }

2
aegisub/src/audio_renderer.h
View file

@ -115,6 +115,8 @@ class AudioRenderer {
size_t cache_bitmap_maxsize; size_t cache_bitmap_maxsize;
/// The maximum allowed size of the renderer's cache, in bytes /// The maximum allowed size of the renderer's cache, in bytes
size_t cache_renderer_maxsize; size_t cache_renderer_maxsize;
/// Do the caches need to be aged?
bool needs_age;
/// Actual renderer for bitmaps /// Actual renderer for bitmaps
AudioRendererBitmapProvider *renderer; AudioRendererBitmapProvider *renderer;